15 What mode, the camera chooses a small aperture to provide a longer depth of field and ensure that as much of the scene is in focus as possible.
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landscape
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sport

When you see bubbles in your pancakes

The linear perspective changed the quality of art because it gave art a sense of reality. it gave the illusion that the background and surroundings were actually close and/or far and a sense of depth. linear perspective change the quality of art following its birth the renaissance period as they want the art to be more realistic and they believe one way to achieve it is to use the method of linear perspective. it uses the principle of math to realistically portray space and depth in art. 

The answer is

The greatest pyramids were built in the middle kingdom